Introduction

Galileo Galilei was born in february 15,1564. He was a amazing astronomer who disproved aristotle in how the universe looked like.To some people Galileo was a heretic,some people thought that he was going against the church by saying that the earth went around the sun and we were not the center of the universe. although some people actually believed Galileo, for example Pinelli, even though he was in the inquisition he still tried to help Galileo. Galileo went on trial when he was 69 years old. The reason of the trial was that he was acused for heresy.






MOON OBSERVATIONS:

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FUL MOON CRATER

Galileo was the first person on earth to identify that the moon has craters and mountains.

JUPITER AND ITS MOONS:



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jupiter and its moons

in the early 1610, Galileo saw that jupiter has 4 black dots orbiting it which were really moons going around jupiter. This dicovery led Galileo to jump to conclution and question
the theory of Earth being the center of the universe.



SATURNS RINGS:

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Galileo once noticed that saturn had rings.






SUNSPOTS ON THE SUN:

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sun spots on the sun

Galileo saw that the sun had spots.





VENUS HAS PHASES:











Galieo realized that venus went from looking like a full circle to nearly nothing.
Thats when Galileo discovered that venus had phases.